//
//  DxCar.m
//  BuildTestApp
//
//  Created by sr liu on 2024/3/5.
//

#import "DxCar.h"
#import "DxOil.h"

@interface DxCar ()
{
    NSString *internalCode;
    NSInteger _age;
}
@end

@implementation DxCar

- (void)addSpeed:(NSInteger)speed {
    NSInteger oil = [self remainOil];
    if (oil > 0) {
        NSLog(@"add speed");
    }
    
}

- (NSInteger)remainOil {
    return 100;
}

@end
